Technics SHEH 1000 Service Manual

Page 1

ORDER NO. AD9807142C3

Service Manual

Dfljnotavsmnouno] *1
3 R O L O G I C

Sound Processor

Sound Processor

SH-EH1000

DVD Player/CD Changer
Center COIOUI
:mztnfinfgrntrol Front Sneaker Speaker From Speaker (8) ........ Silver Type.
Area
(GK) ...... China.
Surround Speaker Cassette Deck Tuner/Amplifier Surround Speaker
System SC~VC1000 SG-VC9BS
Sound Processor SH-EH1000 SH-EH1000
Tuner/Amplifier SA-EH1000 SA-EH602
Because of unique interconnecting cables, when a component DVD Player SL-EH1000 -
requires service, send or bring in the entire system. CD Changer _ SL-EH602
Cassette Deck RS-EH1000 HS-EH1000
Front Speakers SB-VCi 000 SB-VC1000
Center Speaker2 SB-P0600X SB-PCGOOX
I I I *2 _ B'P
Speclflcatlons Surround Speakers SB PSBOOX S SGOOX
EQ/SFP Section DOLBV PRO LOGIC Section
MANUAL GEO PFIO LOGIC mode SURROUND, 3 STEREO
Center frequency 100 Hz, 315 Hz, 1 kHz, CENTER mode NORMAL, WIDE, PHANTOM

3.15 kHz,1O kHz

DELAY TIME 20 ms (Fixed)

Level control 1 3, 6, 9 dB
so SPACE mode Spectrum analyzer Section
3 modes HALL, CLEAR, HEAVY
Acoustic Image Equalizer 36 patterns Display mode NORMAL, PEAKHOLD, AUFlOFtA
Pre-amplifier Section General
- - - Power supply DC 175/ + 13/ -30 V
I t t d
nsgksensi IVI ylimpe ance 250 mV/15 m AC 55 V 50/60 Hz
VDP 250 mV/15 kg Power consumption 5 W
Output level Dimensions 287 (W) x 89 (H) x 273.5 (D) mm
vcn REC our 250 mV/1.5 ko We'gh 1-1 9
VIDEO OUTPUT . . . . . .
MONITOR OUT 1 Vp-p, 75 0 Notes: fife-Croat??? are subject to change Without notice.
VCR REC OUT 1 V _ , 75 Q erg tan imensrons are approxrmate.
p p *1: Manufactured under license from Dolby Laboratories
Licensing Corporation.
DOLBY, the double-D symbol [1] and "PRO LOGIC" are
trademarks of Dolby Laboratories Licensing Corporation.
*2: Made in Singapore.
AWARNING

This service information is designed for experienced repair technicians only and is not designed for use by the general public. It does not
contain warnings or cautions to advise non-technical individuals of potential dangers in attempting to service a product.

Products powered by electricity should be serviced or repaired only by experienced professional technicians. Any attempt to service or
repair the product or products dealt with in this service information by anyone else could result in serious injury or death.

Panasonic®

©1998 Matsushita Electric Industrial 00., Ltd.
All rights reserved. Unauthorized copying and
distribution is a violation of law.

Page 2

SH-EH1000

l Contents

Location of Controls2
Operation Checks and

Component Replacement Procedures
To Supply Power Sourceum.t.,.,...r,r,r,r.t,...
To Check Signals .
Schematic Diagram ..
Printed Circuit Board Diagram 10

NOTE:

Type Illustration of ICs, Transistors and Diodes .,
Wiring Connection Diagram ..........................
Terminal Function of ICs ..
Block Diagram ...............
Replacement Parts List r
Cabinet Parts Location

Refer to the service manual for Model No. SA-EHlOOO (ORDER No. AD930714303) for information on Accessories",
Connections, Installation , Operations and Packaging.

I Location of Controls

(D Eo SPACE onlflat button
(E0 SPACE ON/FLAT)
Display mode select/demonstration button
(DISP MODEl-DEMO)

(3) Display

@ DOLBV PRO LOGIC indlcators
(SURROUND, 3 STEREO, NORMAL, WIDE.
PHANTOM)

(5) Multi control buttons
(MULTI CONTROL 4, >, V, A)

© Acoustic image EQ button
(ACOUSTIC IMAGE Eo)

® EQ SPACE preset/manual select button
(PRESETIMANUAL)

SUPER SURROUND button and indicator
(SUPER SURROUND)

© DOLBV PRO LOGIC on/off button
(DOLBY PRO LOGIC, OFF/ON)

DOLBV PRO Loolc mode select button
(MODE)

® DOLBY PRO LOGIC test signal button
(TEST)

® DOLBY PRO LOGIC center mode select button
(CENTER MODE)

® SUPER WOOFER button and indicator
(SUPER WOOFER)